Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.372 5.094/5.772 5.493 ± 0.5088
ea02 1342 1342/1342 1342 ± 0 5.627 5.297/6.319 5.821 ± 0.657
ea04 1342 1342/1342 1342 ± 0 5.193 4.851/5.651 5.312 ± 0.4988
ea05 1342 1342/1342 1342 ± 0 5.585 5.113/5.932 5.565 ± 0.5414
ea06 1342 1342/1342 1342 ± 0 5.077 4.737/5.605 5.189 ± 0.5248
ea07 1342 1342/1342 1342 ± 0 5.723 5.327/5.948 5.768 ± 0.5231
ea08 1342 1342/1342 1342 ± 0 5.594 5.393/6.36 5.885 ± 0.6258
ea09 1342 1342/1342 1342 ± 0 5.623 5.104/6.16 5.671 ± 0.6325
ea10 1342 1342/1342 1342 ± 0.000001162 5.655 5.113/6.32 5.721 ± 0.6446
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.619 5.171/6.16 5.736 ± 0.5961
ea13 1342 1342/1342 1342 ± 0 5.997 5.713/6.314 6.075 ± 0.478
ea14 1342 1342/1342 1342 ± 0 5.597 5.139/6.147 5.699 ± 0.6264
ea15 1342 1342/1342 1342 ± 0 5.413 4.957/5.993 5.562 ± 0.6394
ea16 1342 1342/1342 1342 ± 0 6.027 5.525/6.567 6.125 ± 0.6838
ea17 1342 1342/1342 1342 ± 0.000005191 5.732 5.384/6.261 5.881 ± 0.6279
ea18 1342 1342/1342 1342 ± 0 4.831 4.549/5.263 4.925 ± 0.4913
ea19 1342 1342/1342 1342 ± 0 5.853 5.416/6.455 5.998 ± 0.5923
ea20 1342 1342/1342 1342 ± 0 6.105 5.574/6.673 6.062 ± 0.6087
ea21 1342 1342/1342 1342 ± 0 5.539 5.237/5.989 5.666 ± 0.5052
ea22 1342 1342/1342 1342 ± 0 5.552 5.173/6.215 5.716 ± 0.6229
ea23 1342 1342/1342 1342 ± 0 5.821 5.325/6.177 5.875 ± 0.6386
ea25 1342 1342/1342 1342 ± 0.000005802 5.235 5.087/5.859 5.468 ± 0.5452
ea26 1342 1342/1342 1342 ± 0 5.927 5.546/6.495 6.04 ± 0.6845
ea27 1342 1342/1342 1342 ± 0.00003923 5.364 5.103/6.12 5.546 ± 0.5818
ea28 1342 1342/1342 1342 ± 0.00001337 5.52 5.212/6.145 5.668 ± 0.6243
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002396 5.225 5.107/5.55 5.279 ± 0.2632
3 1342 1342/1342 1342 ± 0.00002424 5.029 4.862/5.342 5.089 ± 0.3509
4 1342 1342/1342 1342 ± 0.00002494 5.064 4.873/5.25 5.055 ± 0.3168
5 1342 1342/1342 1342 ± 0.00002396 5.215 4.948/5.335 5.168 ± 0.3206
6 1342 1342/1342 1342 ± 0.00002396 5.144 5.069/5.412 5.171 ± 0.2909
7 1342 1342/1342 1342 ± 0.00002396 5.224 5.077/5.349 5.208 ± 0.2581
8 1342 1342/1342 1342 ± 0.00002396 5.218 4.946/5.334 5.142 ± 0.2754
9 1342 1342/1342 1342 ± 0.00002396 5.405 5.244/5.666 5.411 ± 0.3146
10 1342 1342/1342 1342 ± 0.00002396 5.819 5.674/6.03 5.818 ± 0.2997
11 1342 1342/1342 1342 ± 0.00002396 6.101 5.896/6.233 6.023 ± 0.309
12 1342 1342/1342 1342 ± 0.00002396 6.207 5.977/6.373 6.186 ± 0.3395
13 1342 1342/1342 1342 ± 0.00002396 6.622 6.52/6.752 6.611 ± 0.3397
14 1342 1342/1342 1342 ± 0.00002396 6.835 6.565/7.063 6.79 ± 0.367
15 1342 1342/1342 1342 ± 0.00002396 6.571 6.297/6.736 6.498 ± 0.3618
16 1342 1342/1342 1342 ± 0.00003361 5.799 5.546/6.109 5.819 ± 0.3547
17 1342 1342/1342 1342 ± 0.00003353 5.791 5.578/6.012 5.816 ± 0.3299
output_dir
 
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 02:38:44.742
End
2024-12-31 03:36:58.486
Duration
0:58:13.743
Note, WebLog generation is not included in the time.

CASA logs for stage 8